Finding the Fourth Proportional to 2,034.24, 3,065.96 and 1,921.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,034.24 : 3,065.96 = 1,921.20 : x
2. Step 2: Convert to fraction form
   2,034.24/3,065.96 = 1,921.20/x
3. Step 3: Cross multiply
   2,034.24x = 3,065.96 × 1,921.20
4. Step 4: Simplify right side
   2,034.24x = 5,890,322.35
5. Step 5: Solve for x
   x = 5,890,322.35/2,034.24
6. Step 6: Final answer
   x = 2,895.59